colour.ProLab_to_XYZ#
- colour.ProLab_to_XYZ(ProLab: ArrayLike, illuminant: ArrayLike = CCS_ILLUMINANTS['CIE 1931 2 Degree Standard Observer']['D65']) NDArrayFloat [source]#
Convert from ProLab colourspace to CIE XYZ tristimulus values.
- Parameters:
ProLab (ArrayLike) – ProLab colourspace array.
illuminant (ArrayLike) – Reference illuminant CIE xy chromaticity coordinates or CIE xyY colourspace array.
- Returns:
CIE XYZ tristimulus values.
- Return type:
Notes
Domain
Scale - Reference
Scale - 1
Lab
L
: [0, 1]a
: [-1, 1]b
: [-1, 1]L
: [0, 1]a
: [-1, 1]b
: [-1, 1]Range
Scale - Reference
Scale - 1
XYZ
[0, 1]
[0, 1]
References
[KSNN21]
Examples
>>> ProLab = np.array([59.8466286, 115.0396354, 20.12510352]) >>> ProLab_to_XYZ(ProLab) array([ 0.5163401..., 0.154695 ..., 0.0628957...])